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Finding the Fourth Proportional to 883,190.97, 1,218,800.03 and 495,952.52

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Solution

The fourth proportional to 883,190.97, 1,218,800.03 and 495,952.52 is: 684,412.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,190.97 : 1,218,800.03 = 495,952.52 : x
  2. Step 2: Convert to fraction form
    883,190.97/1,218,800.03 = 495,952.52/x
  3. Step 3: Cross multiply
    883,190.97x = 1,218,800.03 × 495,952.52
  4. Step 4: Simplify right side
    883,190.97x = 604,466,937,680.81
  5. Step 5: Solve for x
    x = 604,466,937,680.81/883,190.97
  6. Step 6: Final answer
    x = 684,412.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.